Title:
A PUNCH-RIVETING DEVICE FOR CORNERS OF A WINDOW AND A DOOR
Document Type and Number:
WIPO Patent Application WO/2003/078777
Kind Code:
A1
Abstract:
A punch-riveting device for corners of a window and a door, it mainly comprises a lathe bed, a guide rail, a drawing plate, a punch and riveting worktable, a positioning means and a pressing means. Wherein the lathe bed has a oblong frame. The guide rail includes two longitudinal rails which are mounted at both sides of the lathe bed,four transverse rails mounted on the drawing plate and one connecting rail. Four drawing plates can longitudinally slide on the longitudinal rail. Four punch-riveting worktables are mounted on the drawing plate. The positioning means consists of a longitudinal air cylinder and a transverse air cylinder.
Inventors:
WU YUHUA (CN)
Application Number:
PCT/CN2002/000473
Publication Date:
September 25, 2003
Filing Date:
July 04, 2002
Export Citation:
Assignee:
WU YUHUA (CN)
International Classes:
B21D53/74; (IPC1-7): E06B3/96
Foreign References:
| DE29718335U1 | 1997-12-18 | |||
| US4336645A | 1982-06-29 | |||
| DE19818894A1 | 1999-11-11 | |||
| DE19860947A1 | 2000-07-06 | |||
| FR2759111A1 | 1998-08-07 | |||
| US3965560A | 1976-06-29 |
Attorney, Agent or Firm:
KANGXIN & PARTNERS (Xinlong Mansion A33 Erlongl, Xicheng District Beijing 2, CN)
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